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          <figure class="header-qrcode"><img src="static/wechat.jpg" alt="howe" class="qrcode-img invisible-lt-sm visible-print" /></figure>
          <section class="title">
            <h1>Chunyi Liu</h1>
            <h2>Computer Science and Technology</h2>
		</section>
			<address>
			<ul class="contact">
			<li class="contact-email">18729580703@163com</li>
			<li class="contact-wechat">456</li>
			<li class="contact-github"><a href="https://github.com/liucode">https://github.com/liucode</a></li>
			<li><a href="https://liucode.github.io/index.html">to chinese page</a></li>
			<li><a href="https://liucode.github.io/柳春懿_西北工业大学_18729580703.html">to simple version</a></li>
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          <article class="column-6 first column">
            <section class="education">
              <div class="sec-title-wrapper">
                <h3 class="sec-title"><span class="sec-title-ch">Education Experience</span><span class="sec-title-en">Education</span></h3></div>
              <div class="timeline-wrapper">
                <ul class="sec-content timeline">
                  <li class="timeline-item education-undergraduate">
                    <h3 class="timeline-title"><time class="education-time">2011 ~ 2015</time></h3>
                    <dl class="education-description timeline-content"><dt class="education-name">Northwestern Polytechnical University</dt>
                      <dd class="education-major">Computer Science and Technology（Undergraduate）</dd>
                    </dl>
					<h3 class="timeline-title"><time class="education-time">2015 ~ 2018</time></h3>
					<dl class="education-description timeline-content"><dt class="education-name">Northwestern Polytechnical University</dt>
                      <dd class="education-major">Mass Storage（Graduate ）</dd>
					  <dd class="education-honor">Tutor: Xiao Zhang</dd><a href="http://teacher.nwpu.edu.cn/zhangxiao.html">Resume</a>
                    </dl>
					<h3 class="timeline-title"><time class="education-time">2016 ~ 2017</time></h3>
					<dl class="education-description timeline-content"><dt class="education-name">university of Texas at Arlington</dt>
                      <dd class="education-major">Storage & File Systems（united training）</dd>
					  <dd class="education-honor">Tutor：Song Jiang</dd><a href="http://ranger.uta.edu/~sjiang/">Resume</a>
                    </dl>
                  </li>
                </ul>
              </div>
            </section>
			
           <!--<section class="language">
              <div class="sec-title-wrapper">
                <h3 class="sec-title"><span class="sec-title-ch">技能水平</span><span class="sec-title-en"</span></h3></div>
                <div class="sec-content">
                <dl class="language-certificates">
                  <div class="language-cert-wrapper"><dt class="language-cert-type">c++,python</dt>
                    <dd class="progress language-cert-score">
                      <div style="width: 80%;" class="progress-bar"><span class="progress-label">熟悉</span></div>
                    </dd>
                  </div>
				  
				  <div class="language-cert-wrapper"><dt class="language-cert-type">ceph,leveldb</dt>
                    <dd class="progress language-cert-score">
                      <div style="width: 80%;" class="progress-bar"><span class="progress-label">熟悉</span></div>
                    </dd>
                  </div>
				  
				  <div class="language-cert-wrapper"><dt class="language-cert-type">html,js</dt>
                    <dd class="progress language-cert-score">
                      <div style="width: 70%;" class="progress-bar"><span class="progress-label">掌握</span></div>
                    </dd>
                  </div>
				  
				  <div class="language-cert-wrapper"><dt class="language-cert-type">英语</dt>
                    <dd class="progress language-cert-score">
                      <div style="width: 80%;" class="progress-bar"><span class="progress-label">熟练使用</span></div>
                    </dd>
                  </div> 
				  
                </dl>
                <ul class="language-description">
                  <li class="language-desc-item">掌握计算机基本技能</li>
                </ul>
              </div>
            </section>-->
			
            <section class="experience">
              <div class="sec-title-wrapper">
                <h3 class="sec-title"><span class="sec-title-ch">Project Experience</span><span class="sec-title-en">Experience</span></h3></div>
              <div class="timeline-wrapper">
                <ul class="sec-content timeline">
                  <li class="timeline-item experience-internship">
                    <h3 class="timeline-title"><span class="experience-place">Cloud-based teaching assistance system</span><time class="experience-time">2016.06~2017.03</time></h3>
                    <dl class="experience-description timeline-content"><dt class="experience-position">The central research fund -- the student science and technology innovation program（Leader）</dt>
                      <dd class="experience-task">Develop and deploy IAAS：openstack</dd>
                      <dd class="experience-task">Used free compute machine(about 40) and free storage (about hundreds of TB), I imply  automatic configuration by script. Redistribute resources uses the openstack cloud management capability. </dd>
					  <dd class="experience-task">Using the API provided by openstack, the implementation includes the creation of an experimental environment, the creation of experimental storage space, and the education model for the campus special environment.</dd>
					  <dd class="experience-task">Provide a unified API interface for different cloud platforms (including public clouds, such as amazon; private clouds, such as openstack, etc).</dd>
                    </dl>
                  </li>
                  <li class="timeline-item experience-internship">
                    <h3 class="timeline-title"><span class="experience-place">Cloud platform service capability testing</span><time class="experience-time">2015.10~2016.10</time></h3>
                    <dl class="experience-description timeline-content"><dt class="experience-position">University students innovation and entrepreneurship base（Leader）</dt>
                      <dd class="experience-task">testing it performance research Based on Openstack </dd>
                      <dd class="experience-task">Test automation deployment, testing, analysis</dd>
					  <dd class="experience-task">According to the different needs of users, the use of it to open API that offers a variety of simulation stable load tools, and complete the relevant interface.</dd>
                    </dl>
                  </li>
                  <li class="timeline-item experience-internship">
                    <h3 class="timeline-title"><span class="experience-place">The distributed file system performance optimization</span><time class="experience-time">2015.08~2016.08</time></h3>
                    <dl class="experience-description timeline-content"><dt class="experience-position">The distributed file system performance optimization（Specialize in Technology）</dt>
                      <dd class="experience-task">Performance tuning by Ceph</dd>
					  <dd class="experience-task">Improve the ceph read performance, it can be read from the different copies at the same time</dd>
                      <dd class="experience-task">Improve the ceph filestore unnecessary log write twice, improve writing performance.And testing the modified code</dd>
                    </dl>
                  </li>
				  
                  <li class="timeline-item experience-internship">
                    <h3 class="timeline-title"><span class="experience-place">Key technology and cloud computing systems (phase ii) - cloud computing test and evaluation system is developed</span><time class="experience-time">2012.10~2015.10</time></h3>
                    <dl class="experience-description timeline-content"><dt class="experience-position">863 Program（Specialize in Technology）</dt>
                      <dd class="experience-task">For public clouds, private clouds for usability, performance, and other automated test assessments</strong></dd>
					  <dd class="experience-task">Complete availability and performance.Automated testing tools such as energy consumption</strong></dd>
                    </dl>
                  </li>

                  <li class="timeline-item experience-internship">
                    <h3 class="timeline-title"><span class="experience-place">Electronic document detection system development</span><time class="experience-time">2013.10~2014.10</time></h3>
                    <dl class="experience-description timeline-content"><dt class="experience-position">innovation project of university students （Leader）</dt>
                      <dd class="experience-task">Matching algorithm research</dd>
					  <dd class="experience-task">For word segmentation, text for each word part of speech tagging, delete the useless words (adjectives), anti cheat optimization, matching and analysis results</dd>
                    </dl>
                  </li>	
				</ul>
              </div>
            </section>		  
				  </article>				  
				 <section class="experience">
				    <div class="sec-title-wrapper">
						<h3 class="sec-title"><span class="sec-title-ch">Paper</span><span class="sec-title-en">Paper</span></h3></div>
				<div class="timeline-wrapper">
				  <ul class="sec-content timeline">
                  <li class="timeline-item experience-project">
                    <h3 class="timeline-title"><span class="experience-project-type">Computer application</span><span class="experience-title-aside"><a href="" class="experience-project-link">Code</a><a href="" class="experience-project-link">Demo</a></span></h3>
                    <dl class="experience-description timeline-content"><dt class="experience-project-name">Private cloud service ability test methods</dt>
                      <dd class="experience-task">Through a private cloud application program interface dynamic extension number of virtual machines by performance characteristics model selection information needed by the virtual machine configuration of hardware and operating system category, and according to user's demand difference using different load model, forming the corresponding simulation run environment.Finally using cloud computing service level agreements as test standard to measure the abilities of private cloud services</dd>
                    </dl>
                  </li>

                  <li class="timeline-item experience-project">
                    <h3 class="timeline-title"><span class="experience-project-type">SYSTOR 2017</span><span class="experience-title-aside"><a href="https://github.com/liucode/leveldb" class="experience-project-link">Code</a></span></h3>
                    <dl class="experience-description timeline-content"><dt class="experience-project-name">Freewrite: Creating (Almost) Zero-Cost Writes to SSD in Applications</dt>
                      <dd class="experience-task">For leveldb compact process performance bottleneck, by adding a gap, bring deduplication application to reduce disk read and write.</dd>
                    </dl>
                  </li>
				  
				  <li class="timeline-item experience-project">
                    <h3 class="timeline-title"><span class="experience-project-type">NAS</span><span class="experience-title-aside"><a href="https://github.com/liucode/nas" class="experience-project-link">Code</a></span></h3>
                    <dl class="experience-description timeline-content"><dt class="experience-project-name">A Hash-based Space-efﬁcient Page-level FTL for Large-capacity SSDs</dt>
                      <dd class="experience-task">Reduce the memory size of FTL, aiming at the application of random load, improve SSD, speaking, reading and writing.</dd>
                    </dl>
                  </li>
				  
                  <li class="timeline-item experience-project">
                    <h3 class="timeline-title"><span class="experience-project-type"></span><span class="experience-title-aside"><a href="" class="experience-project-link">Code</a></span></h3>
                    <dl class="experience-description timeline-content"><dt class="experience-project-name">A New Approach to Double I/O performance for Ceph Distributed File System in Cloud Computing</dt>
                      <dd class="experience-task">The ceph distributed file system performance optimization</dd>
                    </dl>
                  </li>
				  
                  <li class="timeline-item experience-project">
                    <h3 class="timeline-title"><span class="experience-project-type"></span><span class="experience-title-aside"><a href="" class="experience-project-link">Code</a></span></h3>
                    <dl class="experience-description timeline-content"><dt class="experience-project-name">Predictive-model-based Energy Efficient Virtual Machine Scheduling on Multi-core Systems</dt>
                      <dd class="experience-task">By using neural network algorithm, the cloud platform multicore systems scheduling optimization</dd>
                    </dl>
                  </li>
				 
				  <li class="timeline-item experience-project">
                    <h3 class="timeline-title"><span class="experience-project-type">Computer science</span><span class="experience-title-aside"><a href="" class="experience-project-link">Code</a></span></h3>
                    <dl class="experience-description timeline-content"><dt class="experience-project-name">An IaaS cloud computing system usability evaluation</dt>
                      <dd class="experience-task">Availability of the public cloud environment assessment and analysis</dd>
                    </dl>
                  </li>
                </ul>
              </div>
            </section>
          
		  		  
          <article class="column-6 last column">
            <section class="skills">
              <div class="sec-title-wrapper">
                <h3 class="sec-title"><span class="sec-title-ch">Skills</span><span class="sec-title-en">Skills</span></h3></div>
              <div class="timeline-wrapper">
                <ul class="sec-content timeline">
                  <li class="timeline-item skills-frontend">
                    <h3 class="timeline-title"><span class="skills-type">Web front</span></h3>
                      <dd class="skills-item-description"><span>Actually involved in: 1. Education cloud platform website construction 2. Campus express system website construction 3. Real-time computer room construction site management 4. Predict the website construction in the college entrance examination.</span></dd>
					  <dd class="skills-item-description"><span>Use skills：Django js html bootstrap ajax mysql etc</span></dd>
                    </dl>
                  </li>
				  
                  <li class="timeline-item skills-backend">
                    <h3 class="timeline-title"><span class="skills-type">large scale system</span></h3>
                      <dd class="skills-item-description"><span>cephCode</span></dd>
					  <dd class="skills-item-description"><span>leveldbCode</span></dd>
					  <dd class="skills-item-description"><span>FTL，Raid，GC Code</span></dd>
					  <dd class="skills-item-description"><span>C++</span></dd>
                    </dl>
                  </li>
                  <li class="timeline-item skills-miscellaneous">
                    <h3 class="timeline-title"><span class="skills-type">Other</span></h3>
                    <ul class="skills-description skills-miscellaneous timeline-content">
                      <li class="skills-item-description"><span>Master basic computer skills and tools</span></li>
					  <li class="skills-item-description"><span>Related to master English skills (overseas training)</span></li>
					  <li class="skills-item-description"><span>Good communication skills, ability to work under pressure</span></li>
                  </li>
                </ul>
              </div>
            </section>
          </article>
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